The manager of a restaurant recorded how many peup groups of customers and how much those groups spent on food and beverages
The scatterplot below shows the data she recorded.
Food and Beverages
y
140
120
100
Total Spent
(dollars)
80
Ooo
60
40
20
х
0
2 4 6 8 10
Number of People
Based on this scatterplot, about how much money would a group of 10 people
be expected to spend on food and beverages at this restaurant?
A. $135
B. $115
C. $105
D. $150

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?